The effective fragment molecular orbital method for fragments connected by covalent bonds.

We extend the effective fragment molecular orbital method (EFMO) into treating fragments connected by covalent bonds. The accuracy of EFMO is compared to FMO and conventional ab initio electronic structure methods for polypeptides including proteins. Errors in energy for RHF and MP2 are within 2 kca...

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Bibliographic Details
Main Authors: Casper Steinmann, Dmitri G Fedorov, Jan H Jensen
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2012-01-01
Series:PLoS ONE
Online Access:http://europepmc.org/articles/PMC3402534?pdf=render

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